Year Growth Rate Same Period Previous Year 1960-01-01 10.537634408602100 1961-01-01 10.700389105058400 1962-01-01 11.599297012302300 1963-01-01 7.401574803149600 1964-01-01 8.357771260997080 1965-01-01 9.607577807848440 1966-01-01 7.037037037037040 1967-01-01 3.921568627450970 1968-01-01 4.217536071032190 1969-01-01 9.158679446219380 1970-01-01 13.560975609756100 1971-01-01 11.168384879725100 1972-01-01 8.655332302936620 1973-01-01 10.668563300142300 1974-01-01 10.668380462724900 1975-01-01 8.130081300813020 1976-01-01 6.498388829215910 1977-01-01 7.564296520423590 1978-01-01 4.969526488513850 1979-01-01 5.404198302813770 1980-01-01 6.525423728813530 1981-01-01 5.210819411296760 1982-01-01 4.990548204158780 1983-01-01 3.312927619733510 1984-01-01 2.335308469850130 1985-01-01 4.495912806539520 1986-01-01 3.617992177314210 1987-01-01 4.183705567788620 1988-01-01 4.317632850241550 1989-01-01 4.109985528219950 1990-01-01 4.920767306088410 1991-01-01 6.014838367779550 1992-01-01 5.373656585853540 1993-01-01 5.170777988614820 1994-01-01 3.653585926928260 1995-01-01 3.677110530896440 1996-01-01 3.493030867332560 1997-01-01 1.526717557251900 1998-01-01 1.852846401718570 1999-01-01 2.662799894542580 2000-01-01 2.670775552131490 2001-01-01 1.500750375187600 2002-01-01 1.700344997535730 2003-01-01 2.423067603586140 2004-01-01 2.010882422521880 2005-01-01 1.089981447124300 2006-01-01 0.848818536361556 2007-01-01 2.291031725360330 2008-01-01 2.798904776391840 2009-01-01 1.716484166913300 2010-01-01 2.065755018911840 2011-01-01 2.508551881413900 2012-01-01 3.031145717463870 2013-01-01 2.186234817813760 2014-01-01 2.958267300581080 2015-01-01 2.642380708055410 2016-01-01 1.999500124968760 2017-01-01 2.401372212692970